The Dayton Parts Trailer Leaf Spring is a must-have for any heavy duty trailer. This three-leaf trailer spring boasts a spring width of 5.00" and a spring pack thickness of 3.87", providing optimal flexibility and stability for your trailer. With a spring capacity of 50,000 pounds at the pad, this leaf spring is built to handle the toughest loads and ensure your trailer stays on the road. The trailer leaf spring for Heavy Duty is designed to deliver superior performance and longevity, making it a reliable and durable choice for any heavy duty trailer. Invest in the trailer leaf spring for Heavy Duty and experience the difference in your trailer's performance. FleetPride is your First Click in Heavy Duty®.